ENS 55403
From kanterella
ENS Event | |
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10:34 Aug 11, 2021 | |
Title | HPCI Inoperability |
Event Description | At 0634 EDT on August 11, 2021 [high pressure coolant injection] HPCI was declared inoperable due to a pump flow controller problem. The cause of the controller problem is unknown at this time and is under investigation.
[Reactor core isolation cooling] RCIC was verified operable per Tech Spec 3.5.1 E.1. This report is being made pursuant to 10CFR50.72(b)(3)(v)(D) based on an unplanned HPCI inoperability. There was no impact on the health and safety of the public or plant personnel. The NRC Resident Inspector has been notified. |
Where | |
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Fermi ![]() Michigan (NRC Region 3) | |
Reporting | |
10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident | |
Time - Person (Reporting Time:+0.97 h0.0404 days <br />0.00577 weeks <br />0.00133 months <br />) | |
Opened: | Levi Smith 11:32 Aug 11, 2021 |
NRC Officer: | Lloyd Desotell |
Last Updated: | Aug 11, 2021 |
55403 - NRC Website
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Unit 2 | |
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Reactor critical | Critical |
Scram | No |
Before | Power Operation (100 %) |
After | Power Operation (100 %) |
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